Deleting specification rules for calculated fields

When rules are no longer being used with particular specifications, they can be deleted. This can happen if specifications were renamed or added due to changes in the data model or changes in a style.

For calculated fields, the rule is removed from the specification itself.

步骤:

1. Start ArcMap.
2. Load a map that contains visual specifications.
3. Start ArcMap.
4. Right-click the layer and click Properties.

   The Layer Properties dialog box appears.

5. Click the Calculated Fields tab.

6. Choose the rules you want to delete in the rules list.
7. Right-click the selection and click Delete Rule(s).
   提示:

   You can also right-click in the table to delete rules.

8. Click OK.